Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Lenovo (beijing) Limited

Chinese Academy of Sciences

Beijing Boe Technology Development Co., Ltd.

Beijing Jingdong Qianshi Technology Co., Ltd.

Jinfeng Zhang

Haifeng Xu

Tao Liu

Hui Dong

Mookeun Shin

Ran Tao

Qingyi Zhuang

Hongbin Liu

Jing Li

Qiang Zhang

Chao Zhang

Yong Zhu

Yong Ma

Xiaojun Wu

Kaiwen Wang

Yu Song

Fangfang Wu

Aixia Sang

Zhenyu Han

Xiaochun Shi

Xing Wu

Qi Kong

Changqing Wang

Tang Zhou

Yingping Chen

Xiaojuan Niu

Changxi Yang

Mengjun Hui

Wenda Yang

A backlight module includes a back plate, a plastic frame disposed on one side of the back plate and connected with the back plate, a light source assembly located on an inner side of the plastic frame, and a reflective sheet, a light guide plate, and an optical membrane group sequentially stacked and located on the inner side of the plastic frame; the light source assembly includes a circuit board and a light source disposed on a first side surface of the circuit board, and the light source is located at a first side edge of the light guide plate; the light guide plate includes a first surface facing the reflective sheet and a second surface facing away from the reflective sheet; a first rectangular annular step and a second rectangular annular step are provided on an end face of the plastic frame facing the back plate.

Backlight module, display module, and display apparatus

The application provides a backlight module, a display screen, a rearview mirror and a vehicle, and relates to the field of display technology, and the backlight module may greatly reduce a risk of separation between a reflection unit and a light-guide plate. The backlight module includes: a light-guide plate, including: a light-outlet surface and a backlight surface set opposite to each other, and a side surface, wherein the side includes a first sub-side surface and a second sub-side surface connected to each other: a light-emitting unit, arranged at the first sub-side surface of the light-guide plate; and a reflection unit, including: a main reflection unit and a side-reflection unit, wherein the side-reflection unit is arranged at the second sub-side surface of the light-guide plate, the side-reflection unit includes at least a first side-reflection subunit and a plurality of connecting parts, the first side-reflection subunit includes at least a plurality of first reflection parts, each of the first reflection parts is connected with at least one of the connecting parts, a first gap presents between the main reflection unit and a part of the first reflection part where the first reflection part is not connected with the connecting part, and a second gap presents between two adjacent first reflection parts.

Backlight module, display screen, rearview mirror, and vehicle

A method, a device and a system for cooperatively constructing a point cloud map, relating to the field of point cloud map construction. The method includes acquiring point cloud data of corresponding road sections respectively acquired by a plurality of vehicles when moving on different road sections, an overlap region being provided between any first road section and second road section which are adjacent; determining, by using the point cloud data of the overlap region, a transformation matrix for transforming the point cloud data of the second road section into the point cloud data of the first road section; using the transformation matrix to transform the point cloud data of the second road section; and splicing the point cloud data of the first road section and the transformed point cloud data of the second road section to construct a point cloud map of the preset route.

Method, device and system for cooperatively constructing point cloud map

A backlight assembly and a display device are provided in the present disclosure. The backlight assembly includes an optical lamination layer and a die-casting back plate. The die-casting back plate defines an accommodation space for accommodating the optical lamination layer, the die-casting back plate includes an inner surface and an outer surface arranged opposite to each other, the inner surface is a surface facing a bottom surface of the optical lamination layer, a recess region is arranged on the inner surface, and a plurality of rivets configured to assemble the die-casting back plate onto an object to be assembled is arranged on the outer surface. The plurality of rivets is located in a region corresponding to the recess region and spaced apart from a boundary of the recess region by a spacing.

Backlight assembly and display device

Disclosed is a backlight module. The backlight module includes a back plate, a light guide plate, and a clamp; the back plate includes a back plate body, and a plurality of side plates disposed along a periphery of the back plate body and connected to the back plate body, and a plane of each side plate is intersected with a plane of the back plate body. The light guide plate is disposed on a side, connected to the side plate, of the back plate body, and a gap is present between the light guide plate and each of the plurality of side plates. The clamp is disposed in the gap between the light guide plate and at least part of the plurality of side plates, and interference-fitted with the gap. The clamp is resilient, and the clamp and the side plate are positioned by a projection-recess fitting structure.

Backlight module including clamp, display panel and display device including the same

Provided are a light guide plate and a manufacturing method thereof, a backlight module and a display device, in the field of display technology. The light guide plate includes: a light guide plate body, and a quantum dot film layer on a light exiting surface of the light guide plate body. The quantum dot film layer is prepared from a transparent material mixed with a quantum dot material by nano imprinting. According to the present disclosure, the quantum dot material is mixed into the transparent material, and the quantum dot film layer is formed on the light exiting surface of the light guide plate body by nano imprinting.

Light guide plate and manufacturing method thereof, backlight module and display device

The application provides a method and an apparatus for controlling a smart home device. The method includes: obtaining a first linkage rule for controlling a first response device to enter into a first state based on a first parameter of a first condition device; traversing a plurality of linkage rules to search linkage rules matching a second state of the first response device and generating a second linkage rule based on a preset strategy in case that no linkage rule matching the second state is found, the second linkage rule is operable to control the first response device to enter into the second state based on a second parameter of a second condition device.

Method and apparatus for controlling smart home device

In accordance with various embodiments of the disclosed subject matter, a backlight source, a related backlight unit, a related display apparatus, and fabricating methods thereof are provided. In some embodiments, the disclosed backlight source for a display panel can comprises: a light-bar; and a plurality of first light sources and a plurality of second light sources alternatively located on the light-bar in a staggered arrangement; wherein the plurality of first light sources use a first type phosphor that is able to realize a first color gamut range, while the plurality of second light sources use a second type phosphor that is able to realize a second color gamut range.

Backlight source, backlight unit, display apparatus, and fabricating method thereof

An information transmitting method and an electronic device using the method are described. The method includes establishing a communication connection with an electronic device; projecting a to-be-transmitted object information into a display screen of the electronic device; transmitting the to-be-transmitted object information to the electronic device to make the electronic device display the to-be-transmitted object information in the display screen. The first electronic device includes a connecting unit, a projecting unit and a transmitting unit. The second electronic device includes a connecting unit, a receiving unit and a display unit. As a result, transmission of the to-be-transmitted object information between devices based on projection achieves a seamless operational experience combining an actual condition and a virtual condition, and the projecting mode is simple and convenient and intuitive and highly effective, which improves features of real-time and ease of use of the transmitted object.

Information processing method and electronic device

A method for controlling intelligent device based on linkage rules and a control device are disclosed. The method includes: executing a first linkage rule based on a first parameter of a first condition device to control a first response device to be in a first state; determining that the first response device switches from the first state to a second state different from the first state; disabling the first linkage rule; determining a second linkage rule among a plurality of linkage rules based on the second state of the first response device, the second linkage rule is provided to control the first response device to be in the second state; and setting a third linkage rule.

Control device and method for controlling intelligent device

The present invention relates to a doped barium titanate single crystal containing barium titanate as substrate and 5-250 ppm Ce, the process therefor and photorefractive devices made from the cerium doped barium titanate single crystal.

Cerium doped barium titanate single crystal, the process therefor and

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Beijing, China

Jinfeng Zhang